package com.sky.handler;

import com.sky.constant.MessageConstant;
import com.sky.exception.BaseException;
import com.sky.exception.DeletionNotAllowedException;
import com.sky.result.Result;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.sql.SQLIntegrityConstraintViolationException;

/**
 * 全局异常处理器，处理项目中抛出的业务异常
 */
@RestControllerAdvice

@Slf4j
public class GlobalExceptionHandler {
    /**
     * 捕获业务异常
     * @param ex
     * @return
     */
    @ExceptionHandler
    public Result exceptionHandler(SQLIntegrityConstraintViolationException ex){
      String msg=ex.getMessage();
        System.out.println(msg);
      if(msg.contains("Duplicate entry")){
          String[] names=msg.split(" ");
          return Result.error(names[2]+ MessageConstant.ALREADY_EXISTS);
      }else {
          return Result.error(MessageConstant.UNKNOWN_ERROR);
      }

    }


    @ExceptionHandler
    public Result exceptionHandlerelse(DeletionNotAllowedException ex){
        return Result.error(ex.getMessage());

    }






}
